The Samsung CLP-510 Color Laser Printer is an attractive solution to the business owner in need of quality printing, at high speed and low cost. Its industry-leading features include built-in automatic duplexing for error-free two-sided printing, a noiseless engine for quiet operation and cross-platform USB connectivity. It's a reliable printer for the mid-sized businessperson. USB connectivity Requires CLP-510D2C, D5C, D2M, D2Y, D3K and D7K toner cartridges Dimensions(WxHxD) - 20.1 x 18.5 x 15.9 Weight - 55.1 lbs. (70.5 lbs. with toners and drum)